Cyclopentanone ethylene ketal was synthesized with I _ 2 as catalyst.以单质碘为催化剂合成了环戊酮乙二缩酮.The effects of reactant mole ratio , catalyst dosage , microwave irradiationtimeyield of cyclohexanone glycol ketal were investigate...
Thermal - power solid - state laser slabs limit enhancements of their laser powers.高热负荷固体激光介质的热效应是制约激光器功率提高的严重障碍.Power enhancements are at the core of the striking CHALLENGE car's modifications.功率增强功能是在引人注目的挑战赛车的修改核...